am f97b21b5: am bd623daf: Undo IMediaContainerService changes

Merge commit 'f97b21b54e2e35fdfcc8614dedd8692d5a535a5e'

* commit 'f97b21b54e2e35fdfcc8614dedd8692d5a535a5e':
  Undo IMediaContainerService changes